<!DOCTYPE HTML>
<html class="reftest-wait">
<body>
<div id="d1" style="width:100px; height:100px; background:lime;"></div>
<div id="d2" style="width:100px; height:100px; background:cyan; opacity:0.8;">Hello Kitty</div>
<script>
var d1 = document.getElementById("d1");
var d2 = document.getElementById("d2");
document.body.offsetTop;
d1.style.height = "150px";
d2.style.opacity = "0.6";
function doTest() {
  d1.style.height = "200px";
  d2.style.opacity = 0.4;
  document.documentElement.removeAttribute("class");
}
window.addEventListener("MozReftestInvalidate", doTest, false);
</script>
</body>
</html>
